Home
Class 9
MATHS
DeltaABC में, angleA+angleB=65^(@), angl...

`DeltaABC` में, `angleA+angleB=65^(@)`, `angleB+angleC=140^(@)`, हे, तब `angleB` का मान ज्ञात करे?

Text Solution

Verified by Experts

The correct Answer is:
`angleA=40^(@),angleB=25^(@),angleC=115^(@)`
Promotional Banner

Topper's Solved these Questions

  • LINES AND ANGLES

    NAGEEN PRAKASHAN|Exercise Revision Exercise (long Answer Questions )|6 Videos

  • LINES AND ANGLES

    NAGEEN PRAKASHAN|Exercise Revision Exercise (very Short Answer Questions )|10 Videos

  • LINEAR EQUATIONS IN TWO VARIABLES

    NAGEEN PRAKASHAN|Exercise Revision Exercise|12 Videos

  • NUMBER SYSTEM

    NAGEEN PRAKASHAN|Exercise Revision Exercise (short Answer Questions)|10 Videos

Similar Questions

Explore conceptually related problems

In a DeltaABC,angleA+angleB=65^(@)andangleB+angleC=140^(@) . Find the angles.

In a DeltaABC,"if "angleA-angleB=42^(@)andangleB-angleC=21^(@)" then "angleB=?

If, in triangleABC, angleB=angleC=45^(@) , then

In triangleABC, angleA=76^(@), angleB=48^(@) , then find angleC=?

In DeltaABC, angleA=60^(2), angleB=45^(@) , find a:b .

In DeltaABC , if angleC gt angleB , then

In a triangleABC if angleA=72^(@) and angleB=63^(@) ,find angleC

In DeltaABC , if angleA=62^(@),angleB=28^(@) then find angleC

In DeltaABC,2angleA=3angleB=6angleC , then find angleA .